package org.example;

import java.util.ArrayList;
import java.util.List;

/**
 * Hello world!
 *
 */
public class App 
{
    public static void main( String[] args )
    {
        System.out.println( "Hello World!" );
        System.out.println(System.getProperty("java.version"));
        System.out.println("os.name=" + System.getProperty("os.name"));
        System.out.println("os.arch=" + System.getProperty("os.arch"));
        System.out.println("os.version=" + System.getProperty("os.version"));
        System.out.println("os.family=" + System.getProperty("os.family"));
        getName("张三", 20, "男");
        getName("张三1", 21, "男2");
        System.out.println(System.getProperty("user.home"));
        System.out.println(System.getenv("user.home"));

        for (int i = 0; i < 200; i++) {
            System.out.println(12321);
        }
    }

    public static String getName(String name, int age, String sex) {
        return "Hello World!";
    }
}
